SKU: 18074469944

Blue Marble NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Durable Leak-Proof Polisher with 7-Day Timer, Black, Model NGHOBBYTUMBLER2

Sale price$79.92 Regular price$88.80
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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

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Description

Blue Marble NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Durable Leak-Proof Polisher with 7-Day Timer, Black, Model NGHOBBYTUMBLER2The Blue Marble Rock Tumbler Kit is an exceptional educational toy designed for both kids and adults who are passionate about geology and crafting. This kit allows users to create their own stunning gemstones from rough rocks, making it an ideal introduction to the world of rock tumbling and gemstone polishing. Constructed with high quality materials, this rock tumbler features a robust design that ensures longevity and optimal performance. The

The Blue Marble Rock Tumbler Kit is an exceptional educational toy designed for both kids and adults who are passionate about geology and crafting. This kit allows users to create their own stunning gemstones from rough rocks, making it an ideal introduction to the world of rock tumbling and gemstone polishing.

Constructed with high-quality materials, this rock tumbler features a robust design that ensures longevity and optimal performance. The durable motor includes adjustable time and speed control settings, allowing users to customize their tumbling process. The improved leak-proof barrel is fitted with a stainless-steel lid, enhancing safety and ease of use. Additionally, this all-in-one kit includes 1/2 pound of rough rocks containing nine different types of gemstones, jewelry fastenings, tumbler grit, a strainer, and an innovative GemFoam polishing foam that guarantees dazzling results.

Key Features:
  • Create Your Own Gemstones: Transform rough rocks into beautifully polished gemstones with ease.
  • Durable Motor: Features time and speed control settings for a customizable tumbling experience.
  • Leak-Proof Barrel: Improved design with a stainless-steel lid for enhanced durability and safety.
  • All-in-One Kit: Comes with 1/2 pound of rough rocks, nine gemstone types, and essential tumbling accessories.
  • GemFoam Polishing: Unique GemFoam technology adds incredible shine to your finished gemstones.
  • Educational Value: A high-quality hands-on science toy that promotes learning and creativity.
  • Exceptional Service: Backed by a commitment to customer satisfaction; if your experience isn't stellar, it will be made right.

The Blue Marble Rock Tumbler Kit is perfect for hobbyists, educators, and families looking to explore geology and creativity together. It offers a fun and engaging way to learn about the science of rocks while crafting beautiful gemstones. This kit is not only educational but also fosters creativity and patience, making it a valuable addition to any home or classroom.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 18074469944

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Maddie O.
San Leandro, US
★★★★★ 5
Great product
Color: Dark Color Series, Style: Mesh Pattern
Lathers nicely and doesn’t stay wet when you hang to dry. The exfoliating side is very nice. Machine washable and a great substitute for a loofah. The most I’ve seen in a pack is 6 so I was happy to see an 8 pack for cheaper than the others I’ve seen.
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Reviewed in the United States on May 5, 2023
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Alexis Williams
Bozeman, US
★★★★★ 5
Good product
Color: Dark Color Series, Style: Mesh Pattern
Gets the job done, has an exfoliating side and a gentler side.
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Reviewed in the United States on January 28, 2024
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Katalina
Boise, US
★★★★★ 5
Definite repurchase
Size: 300 Count
10/10 I’d recommend this product to someone for sure. Good quality, nice and thick and feels really good. I use these specificly for my newborn son with a gentle cleanser. Decent price for 3 again works great, easy to use and store & good quality. Does shed if you peel the product. I’d definitely buy again !
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Reviewed in the United States on April 26, 2026
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Linda Fisher
Grantham, US
★★★★★ 5
Cliganic Organic Cotton Round, good quality(so nice to your face), and affordable
Size: 300 Count
Love these Cliganic Organic Cotton Rounds. They hold up well and are gentle on my face. I only have to use one per night to complete night time routine. Thick enough to use the other side.
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Reviewed in the United States on March 11, 2026
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Caitlin Lesley
Houston, US
★★★★★ 5
Soft and effective
Size: 300 Count, Size: 300 Count
Very impressed with the quality of this product. Does not fall apart or split open like some others. No residue after removing make up. Good size and very soft.
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Reviewed in the United States on February 5, 2026

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